<span class="example"><span class="kw">let </span>x = <span class="number">1</span>;
<span class="kw">let </span>y = <span class="number">2</span>;
</span><span class="example2"><span class="kw">let </span>z = <span class="number">3</span>;
</span><span class="kw">let </span>a = <span class="number">4</span>;